<template>
  <!-- 注册页面的盒子 -->
  <div class="reg-container">
    <!-- 注册的盒子 -->
    <div class="reg-box">
      <!-- 注册标题的盒子 -->
      <div class="title-box"></div>
      <!-- 表单区域 -->
      <el-form style="padding: 0 25px" :model="regForm" :rules="regFormRules" ref="regRef">
        <el-form-item prop="username">
          <!-- 用户名 -->
          <el-input
            v-model="regForm.username"
            placeholder="请输入用户名"
            prefix-icon="el-icon-user"
          ></el-input>
        </el-form-item>
        <el-form-item prop="password">
          <!-- 密码 -->
          <el-input
            v-model="regForm.password"
            placeholder="请输入密码"
            prefix-icon="el-icon-lock"
          ></el-input>
        </el-form-item>
        <el-form-item prop="repassword">
          <!-- 确认密码 -->
          <el-input
            v-model="regForm.repassword"
            placeholder="请确认密码"
            prefix-icon="el-icon-lock"
          ></el-input>
        </el-form-item>
        <el-form-item>
          <el-button style="width: 100%" type="primary" @click="register">注册</el-button>
          <el-link type="info" @click="$router.push('/login')">去登录</el-link>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script>
export default {
  name: "Reg",
  data() {
    // 检验密码是否相同
    var samePwd = (rule, value, callback) => {
      if (value === "") {
        callback(new Error("请再次输入密码"));
      } else if (value !== this.regForm.password) {
        callback(new Error("两次输入密码不一致!"));
      } else {
        callback();
      }
    };
    return {
      // 存储表单的数据对象
      regForm: {
        username: "",
        password: "",
        repassword: "",
      },
      // 存储表单的验证规则对象
      regFormRules: {
        // 用户名的验证规则
        username: [
          { required: true, message: "请输入用户名", trigger: "blur" },
          {
            pattern: /^[a-zA-Z0-9]{1,10}$/,
            message: "用户名必须是1-10位的数字字母",
            trigger: "blur",
          },
        ],
        // 密码的验证规则
        password: [
          { required: true, message: "请输入密码", trigger: "blur" },
          {
            pattern: /^\S{6,15}$/,
            message: "密码必须是6-15位的非空字符",
            trigger: "blur",
          },
        ],
        // 确认密码的验证规则
        repassword: [
          {
            pattern: /^\S{6,15}$/,
            message: "确认密码必须是6-15位的非空字符",
            trigger: "blur",
          },
          { validator: samePwd, trigger: "blur" },
        ],
      },
    };
  },
  methods: {
    register(){
        // 兜底校验
        this.$refs.regRef.validate(async (valid) => {
            if (!valid) return
            // 通过校验
            // 发送axios请求
            const { data: res } = await this.$axios.post('api/reg', this.regForm)
            // console.log(res);
            // 注册失败
            if (res.code !== 0) return this.$message.error(res.message)
            // 注册成功
            this.$message.success(res.message)
            // 跳转到登录页面
            this.$router.push('/login')
        })
    }
  },
};
</script>

<style lang="less" scoped>
.reg-container {
  background: url("../../assets/images/login_bg.jpg") center;
  background-size: cover;
  height: 100%;

  .reg-box {
    width: 400px;
    height: 335px;
    background-color: #fff;
    border-radius: 3px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);

    .title-box {
      height: 60px;
      background: url("../../assets/images/login_title.png") center no-repeat;
    }
  }
}
</style>
